Home / 7,939.44-10,956.32-4,402.64

Finding the Fourth Proportional to 7,939.44, 10,956.32 and 4,402.64

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Solution

The fourth proportional to 7,939.44, 10,956.32 and 4,402.64 is: 6,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.44 : 10,956.32 = 4,402.64 : x
  2. Step 2: Convert to fraction form
    7,939.44/10,956.32 = 4,402.64/x
  3. Step 3: Cross multiply
    7,939.44x = 10,956.32 × 4,402.64
  4. Step 4: Simplify right side
    7,939.44x = 48,236,732.68
  5. Step 5: Solve for x
    x = 48,236,732.68/7,939.44
  6. Step 6: Final answer
    x = 6,075.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.